A zoo has 3 mammals for every 5 reptiles. If the zoo has 72 mammals, how many reptiles does it have? [Type your answer as a numb
er.]
2 answers:
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Answer:
Step-by-step explanation:
The find the ratio as a fraction in lowest terms we have to divide both values by their greatest common divisor.
The divisors of 50 are:
1,2,5,10,25
The divisors of 60 are:
1,2,3,4,5,6,10,12,15,20,30,60
So their greatest common divisor is 10.
Diving both by 10